CN215987424U

CN215987424U - A library intelligent access control device

Info

Publication number: CN215987424U
Application number: CN202122623199.1U
Authority: CN
Inventors: 马韶胤
Original assignee: Henan University
Current assignee: Henan University
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-08
Anticipated expiration: 2031-10-29

Abstract

The utility model proposes an intelligent access control device for a library, comprising an access control main body and a gate, the gate is installed on the access control main body, and the access control main body is respectively provided with a display module, a card swiping module, a face recognition module, an RFID reader and an alarm module , There is a control module inside the main body of the access control. The gate, display module, card swiping module, face recognition module, RFID reader and alarm module are all connected with the control module. The control module is connected to the cloud server and library through the network transmission module. connected to the book system. The utility model solves the technical problems of the existing library access control devices, such as single identity verification method, single use function, no anti-theft function, easy loss of books, and the like, the overall structure is simple, and the use is convenient.

Description

Library's intelligent entrance guard's device

Technical Field

The utility model relates to the technical field of access control devices, in particular to an intelligent access control device for a library.

Background

The library is a place for collecting, arranging and collecting book data for people to read and reference, can provide the most complete learning conditions for teachers, students and the like, and collects a large amount of literature information resources, so that the arrangement of a library entrance guard is necessary for ensuring the safety of books in the library. The existing access control device for the library has a plurality of inconveniences, on one hand, the identity verification mode is single, students or teachers can enter the library only after recognizing identities by swiping cards, and when the students forget to take campus cards, the identities of the students cannot be verified, so that the students cannot enter the library for learning, and the access control device is very inconvenient; on the other hand, the function is single, and generally only the function of controlling the students to go in and out can be realized, when the students take the books to be borrowed out of the library, whether the books carried by the students are the books registered and borrowed cannot be accurately judged, and the books which are not registered may flow out of the library, so that the books are lost.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides an intelligent access control device for a library, which solves the problems that the existing access control device for the library is single in authentication mode and use function, does not have an anti-theft function, and books which are not registered for borrowing are easy to lose.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a library's intelligent entrance guard device, includes entrance guard's main part and gate, and the gate is installed in the entrance guard's main part, be provided with display module, the module of punching the card, face identification module, RFID in the entrance guard's main part and read ware and alarm module respectively, the inside of entrance guard's main part is provided with control module, and gate, display module, the module of punching the card, face identification module, RFID read ware and alarm module all are connected with control module, and control module borrows the book system with high in the clouds server, library respectively through network transmission module and is connected.

The door control main body is provided with a height adjusting assembly for adjusting the height of the face recognition module, and the face recognition module is arranged on the height adjusting assembly; the outer tip of the gate of entrance guard's main part is provided with the buffering subassembly, is provided with the forced induction module on the buffering subassembly, and altitude mixture control subassembly and forced induction module all are connected with control module.

The card swiping module comprises a campus card placing area and a card reader used for reading campus card information, the campus card placing area is arranged at the upper end of the entrance guard main body, the card reader is arranged in the entrance guard main body and corresponds to the campus card placing area, and the card reader is connected with the control module.

The face recognition module comprises a camera, the camera is installed on the height adjusting assembly through a mounting seat, and the camera is connected with the control module.

The height adjusting assembly comprises a supporting rod, an accommodating groove matched with the supporting rod is formed in the upper portion of the access control main body, and the supporting rod is movably arranged in the accommodating groove; a lifting driving assembly is arranged in the accommodating groove and is connected with the control module; the bottom of bracing piece is connected with lift drive assembly, the top fixed connection mount pad of bracing piece.

The lifting driving assembly comprises a driving motor, the driving motor is fixed at the bottom of the accommodating groove and is connected with the control module, the output end of the driving motor is fixedly connected with a driving wheel, two driven wheels are symmetrically arranged on two sides of the driving wheel, and the two driven wheels are both meshed with the driving wheel; the two driven wheels are respectively fixed on the two lifting screw rods, and two ends of each lifting screw rod are respectively and rotatably connected with the top wall and the bottom wall of the containing groove; the bottom both sides of bracing piece all are provided with the connecting block, and two connecting blocks correspond threaded connection with two lift lead screws respectively.

The buffer assembly comprises a U-shaped buffer part and a plurality of groups of buffer springs, the U-shaped buffer part is sleeved at the outer end of the gate, and two vertical sections of the U-shaped buffer part are respectively connected with two side surfaces of the gate in a sliding manner; a plurality of groups of buffer springs are arranged between the horizontal section of the U-shaped buffer part and the outer end of the gate in parallel, one end of each buffer spring is fixedly connected with the gate, and the other end of each buffer spring is fixedly connected with the U-shaped buffer part; the outer side of the horizontal section of the U-shaped buffer piece is provided with a buffer soft cushion.

The inboard of two vertical sections of U type bolster all is provided with the slider, all be provided with on the both sides face of gate with slider assorted slide rail, the slider slides and sets up in the slide rail that corresponds.

By adopting the structure, the student can enter the library for learning by swiping the face when forgetting to take the campus card by setting two authentication modes of swiping the card and swiping the face; the height adjusting assembly is arranged below the face recognition module, so that students with different heights can use the height adjusting assembly conveniently; the U-shaped buffer piece and the multiple groups of buffer springs are arranged at the outer end part of the gate, so that when students are clamped accidentally, the multiple groups of buffer springs can play a certain buffer role, the clamping force between the two clamping plates is reduced, and the students are prevented from being clamped; the utility model has simple integral structure, convenient use and strong practicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a schematic top view of a cushioning assembly according to the present invention;

fig. 5 is a control schematic block diagram of the present invention.

In the figure: an access control main body 1; a gate 2, a slide rail 21; a control module 3; a display module 4; the card swiping module 5, the campus card placing area 51 and the card reader 52; the face recognition module 6, the camera 61 and the mounting seat 62; an RFID reader 7; an alarm module 8; a pressure sensing module 9; the support rod 10 and the connecting block 101; a housing tank 11; a drive motor 12; a driving wheel 13; a driven pulley 15; a lifting screw rod 16; a U-shaped buffer 17, a vertical section 171, a horizontal section 172, and a sliding block 173; a buffer spring 18; a cushion pad 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

Embodiment 1, as shown in fig. 1 and 5, the utility model provides an intelligent access control device for a library, which includes an access control main body 1 and a gate 2, wherein the gate 2 is installed on the access control main body 1, the access control main body 1 includes a left-side access control and a right-side access control, the gate 2 correspondingly includes a left-side gate and a right-side gate, each gate includes a clamping plate and a clamping plate drive, and the clamping plate drive can adopt the existing structures such as an oil cylinder and an electric telescopic rod, and is used for driving the clamping plates to move telescopically so as to prevent students from entering and exiting the library at will. The access control main body 1 is respectively provided with a card swiping module 5 and a face recognition module 6, and both the card swiping module 5 and the face recognition module 6 are used for collecting identity information of personnel entering a library; entrance guard's main part 1's inside is provided with control module 3, control module 3 can adopt the microcontroller of STM32F302CBT6TR model, card swiping module 5 and face recognition module 6 all are connected with control module 3, control module 3 is connected with the high in the clouds server through network transmission module, control module 3 is used for receiving the data message that card swiping module 5 and face recognition module 6 gathered, and upload the data message who receives to the high in the clouds server through network transmission module and save, control module 3 also can read the data message of storage in the high in the clouds server and compare and verify etc..

Specifically, the card swiping module 5 includes that the campus card is placed district 51 and is used for reading the card reader 52 of campus card information, and the district 51 setting is placed in the upper end of entrance guard main part 1 to the campus card, specifically can set up the right side entrance guard upper end at entrance guard main part 1, and the card reader 52 sets up in the right side entrance guard of entrance guard main part 1 and corresponding with the position that district 51 set up is placed to the campus card, and the card reader 52 is connected with control module 3. When the device is used, a student places a campus card in the campus card placing area 51, and the card reader 52 scans and reads campus card information (including identity information and image information of the student) and transmits the campus card information to the control module 3. When the card is swiped for the first time, a personal information base of the student needs to be established first, namely, the control module 3 receives the read campus card information and uploads the campus card information to the cloud server through the network transmission module to store big data. After this student's personal information base was established and is accomplished, when swiping the card again, control module 3 received campus card data and will directly contrasts with the database information of storage, and after the contrast was successful, the verification passed promptly, and control module 3 makes splint open in the splint drive work of control gate 2. Face identification module 6 includes camera 61, and camera 61 can adopt the infrared miniature camera of V380 model, and camera 61 installs on mount pad 62, and mount pad 62 can set up the left side entrance guard upper end at entrance guard main part 1, and camera 61 is connected with control module 3. Camera 61 is used for gathering the face information of the student who will get into the library and transmits for control module 3, and control module 3 compares the face information who discerns with the image information that the student stored when punching the campus card, passes through the verification then gate 2 opens. Through set up respectively in the entrance guard main part and punch the card and brush two kinds of authentication mode of face, solved current library entrance guard's device and can only pass through the card of punching the card, when the student forgets to take the campus card, the problem of study in the student can't get into the library.

Further, be provided with the altitude mixture control subassembly that is used for adjusting the face identification module 6 height on entrance guard's main part 1, face identification module 6 installs on the altitude mixture control subassembly, and mount pad 62 installs on the altitude mixture control subassembly promptly, and the altitude mixture control subassembly sets up on entrance guard's main part 1 left side entrance guard. The height adjusting assembly comprises a supporting rod 10, an accommodating groove 11 matched with the supporting rod 10 is formed in the upper portion of the left-side door guard of the door guard main body 1, and the supporting rod 10 is movably arranged in the accommodating groove 11; a lifting driving assembly is arranged in the accommodating groove 11, the bottom end of the supporting rod 10 is connected with the lifting driving assembly, and the top end of the supporting rod 10 is fixedly connected with the mounting seat 62. As shown in fig. 2, the lifting driving assembly includes a driving motor 12, the driving motor 12 is a forward and reverse rotation motor, the driving motor 12 is fixed at the bottom of the accommodating groove 11 and connected with the control module 3, an output end of the driving motor 12 is fixedly connected with a driving wheel 13, two driven wheels 15 are symmetrically arranged at two sides of the driving wheel 13, and both the two driven wheels 15 are engaged with the driving wheel 13; the two driven wheels 15 are respectively fixed on two lifting screw rods 16, and two ends of each lifting screw rod 16 are respectively and rotatably connected with the top wall and the bottom wall of the accommodating groove 11; the two sides of the bottom end of the support rod 10 are provided with connecting blocks 101, and the two connecting blocks 101 are respectively in threaded connection with the two lifting screw rods 16. The driving motor 12 is started, the output end of the driving motor 12 drives the driving wheel 13 to rotate, the driving wheel 13 drives the two driven wheels 15 on the two sides to rotate, and the two driven wheels 15 synchronously drive the corresponding lifting screw rods 16 to rotate. Two connecting blocks 101 of two 16 threaded connection bracing pieces of lift lead screw 10 both sides, when lift lead screw 16 rotated, connecting block 101 will be along the screw up-and-down motion on the lift lead screw 16 that corresponds to drive bracing piece 10 up-and-down motion, bracing piece 10 drives camera 61 up-and-down motion, realizes that face identification module can adjust according to different students' height.

Further, be provided with display module 4 on the entrance guard's main part 1, display module 4 is liquid crystal display, and display module 4 is connected with control module 3. The control module receives and processes the data information collected by the card swiping module and the face recognition module and feeds the processed data information back to the liquid crystal display screen. In addition, control module 3 still is connected with the library book borrowing system through network transmission module, and control module 3 can read the student borrow book return information (including borrowing and returning books and borrowing and returning time etc.) that the student registers on the library book borrowing system, and when this student comes the library once more and swipes a card or swipes one's face, control module 3 discerns this student's information and reads this student's book of borrowing and returning record simultaneously, then feeds back to on the display screen, is convenient for the student to look over the time of borrowing of not having books and reminds the student that there are some books not yet.

Still be provided with RFID on entrance guard's main part 1 and read ware 7 and alarm module 8, RFID reads ware 7 and alarm module 8 and all is connected with control module 3. The books in the library are provided with electronic tags, and the RFID reader 7 is used for reading the electronic tags on the books and transmitting the read information to the control module 3. The RFID reader 7 is provided to check whether a book to be borrowed registered by a student in the library book borrowing system is identical to a book brought out of the library, so as to prevent the situation that the book to be borrowed is not registered and flows out of the library to cause easy loss. RFID reads 7 and reads the electronic tags on the books that the student will take out the library and then feeds back electronic tag information to control module 3, and control module 3 reads the books information of borrowing that this student registers in the books system of borrowing in the library and contrasts with electronic tag information, if discover to borrow books information inconsistent, will trigger alarm module 8 and take place the police dispatch newspaper sound in order to remind the library managers in time to check and handle. The alarm module 8 may employ a buzzer or a voice alarm.

Embodiment 2, a library's intelligent entrance guard device, in this embodiment, the outer tip of gate 2 is provided with buffering subassembly, specifically is the outer tip of the splint of gate 2 is provided with buffering subassembly, and buffering subassembly can play the effect that reduces the clamping force between the splint when the student accident is pressed from both sides, protects student's safety. As shown in fig. 3 and 4, the buffering assembly includes a U-shaped buffering member 17 and a plurality of groups of buffering springs 18, the U-shaped buffering member 17 is sleeved on the outer end of the gate 2, and two vertical sections 171 of the U-shaped buffering member 17 are slidably connected with two side surfaces of the gate 2 respectively. Specifically, the upper end and the lower end of the inner side of two vertical sections 171 of the U-shaped buffer member 17 are respectively provided with a sliding block 173, two side surfaces of the gate 2 are respectively transversely provided with a sliding rail 21 matched with the sliding block 173, the sliding blocks 173 are slidably arranged in the corresponding sliding rails 21, and under the action of external force, the U-shaped buffer member 17 can slide for a certain displacement along the horizontal direction. Preferably, the sliding block 173 has a T-shaped structure, and the corresponding sliding rail 21 has a T-shaped groove, so as to prevent the sliding block 173 from falling out of the sliding rail 21 during the moving process.

The multiple groups of buffer springs 18 are arranged between the horizontal section 172 of the U-shaped buffer 17 and the outer end of the gate 2 in parallel, one end of each buffer spring 18 is fixedly connected with the gate 2, and the other end of each buffer spring 18 is fixedly connected with the U-shaped buffer 17. When the U type bolster was extruded, buffer spring was compressed, and the slider on the U type bolster removes certain distance along the slide rail to reduce the clamp force between two splint, prevent that the student from being hindered by the clamp. The buffering cushion 19 is arranged outside the horizontal section 172 of the U-shaped buffering member 17, and the effect of reducing the clamping force between the two clamping plates is also achieved.

Further, the buffering assembly is further provided with a pressure sensing module 9, the pressure sensing module 9 can adopt a pressure sensor of MCY20-H5 type, the pressure sensor can be specifically installed between the horizontal section 172 of the U-shaped buffering member 17 and the buffering cushion 19, and the pressure sensor is connected with the control module 3. When a student is clamped accidentally and the clamping force between the clamping plate of the gate and the student is greater than a certain value, the pressure sensor senses a signal and sends the signal to the control module, and the control module controls the gate to be opened to prevent the student from being injured by clamping.

The other structure is the same as embodiment 1.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An intelligent access control device for a library, comprising an access control body (1) and a gate (2), the gate (2) being installed on the access control body (1), and characterized in that: the access control body (1) is respectively provided with A display module (4), a card swiping module (5), a face recognition module (6), an RFID reader (7) and an alarm module (8), the access control body (1) is internally provided with a control module (3), a gate ( 2), the display module (4), the card swiping module (5), the face recognition module (6), the RFID reader (7) and the alarm module (8) are all connected to the control module (3), and the control module (3) The network transmission module is respectively connected with the cloud server and the library borrowing system;

The access control body (1) is provided with a height adjustment component for adjusting the height of the face recognition module (6), and the face recognition module (6) is installed on the height adjustment component; the outer end of the gate (2) is provided with a buffer A pressure sensing module (9) is arranged on the buffer assembly, and both the height adjustment assembly and the pressure sensing module (9) are connected with the control module (3).

2. The library intelligent access control device according to claim 1, characterized in that: the card swiping module (5) comprises a campus card placement area (51) and a card reader (52) for reading campus card information, The campus card placement area (51) is set at the upper end of the access control body (1), the card reader (52) is set in the access control body (1) and corresponds to the campus card placement area (51), and the card reader (52) is connected to the access control body (1). The control module (3) is connected.

3. The library intelligent access control device according to claim 1 or 2, characterized in that: the face recognition module (6) comprises a camera (61), and the camera (61) is installed on the height adjustment through the mounting seat (62). component, and the camera (61) is connected with the control module (3).

4. The library intelligent access control device according to claim 3, characterized in that: the height adjustment component comprises a support rod (10), and the upper part of the access control main body (1) is provided with an accommodation matching the support rod (10). a groove (11), the support rod (10) is movably arranged in the accommodating groove (11); the accommodating groove (11) is provided with a lift drive assembly, and the lift drive assembly is connected with the control module (3); the support rod (10) ) is connected to the lift drive assembly, and the top end of the support rod (10) is fixedly connected to the mounting seat (62).

5. The library intelligent access control device according to claim 4, characterized in that: the lift drive assembly comprises a drive motor (12), the drive motor (12) is fixed at the bottom of the accommodating slot (11), and the drive motor ( 12) Connected to the control module (3), the output end of the drive motor (12) is fixedly connected with a driving wheel (13), and two driven wheels (15) are symmetrically arranged on both sides of the driving wheel (13), and the two Both the driven wheels (15) are engaged with the driving wheel (13); the two driven wheels (15) are respectively fixed on the two lifting screws (16), and the two ends of the lifting screw (16) are respectively connected to the The top wall and the bottom wall of the groove (11) are rotatably connected; connecting blocks (101) are provided on both sides of the bottom end of the support rod (10), and the two connecting blocks (101) correspond to the two lifting screws (16) respectively Threaded connection.

6. The library intelligent access control device according to claim 1, 2 or 5, characterized in that: the buffer assembly comprises a U-shaped buffer (17) and multiple groups of buffer springs (18), and the U-shaped buffer (17) ) is sleeved on the outer end of the gate (2), and the two vertical sections (171) of the U-shaped buffer (17) are slidably connected to the two sides of the gate (2) respectively; multiple groups of buffer springs (18) are arranged in parallel Between the horizontal section (172) of the U-shaped buffer member (17) and the outer end of the gate (2), one end of the buffer spring (18) is fixedly connected to the gate (2), and the other end is fixedly connected to the U-shaped buffer member (17). ); a cushion pad (19) is provided on the outer side of the horizontal section (172) of the U-shaped buffer (17).

7. The library intelligent access control device according to claim 6, characterized in that: sliders (173) are provided on the inner sides of the two vertical sections (171) of the U-shaped buffer (17), and the gate ( 2) Slide rails (21) matching the slider (173) are provided on both sides, and the slider (173) is slidably arranged in the corresponding slide rail (21).